Visaton Speaker Driver - R 10 SC Spezial - 8 Ohm Full Range Speaker
Art. No. 2047
Characteristics and Sound Properties
Magnetically shielded 10 cm (4") full-range speaker with high efficiency, balanced frequency response and water-repellent cone. Especially suitable as control speaker in electronic devices and as speaker for public address applications and public transport systems. Equivalent to model R 10 SC, but with connectors 6.8 x 0.8 mm (+) and 4.8 x 0.8 mm (-) and with impregnated paper gasket.
Differences between the two different versions of this speaker:
R 10 SC Spezial – 8 Ohm (this speaker):
- Impregnated paper gasket
- Terminals 6.3 x 0.8 mm (+) and 4.8 x 0.8 mm (-)
R 10 SC – 8 Ohm (Alternative version):
- Water-repellent cone and rubber gasket
- Terminals 5.2 x 0.5 mm (+) and 2.8 x 0.5 mm (-)
Typical applications:
- Video monitoring screens
- Monitoring speaker for electronic devices
- Ceiling- mounted speakers in railway carriages and buses
Attributes:
- Functionally at cold according to EN 60068-2-1/EN 50155
- Cold storage (-40 °C) according to EN 60068-2-1/EN 50155
- Functionally at damp heat (cyclic) according to EN 60068-2-3/EN 50155
- Functionally at dry heat according to EN 60068-2-2/EN 50155
Accessories: Protective grilles Art. No. 4642, 4640, 4670, 4744
Technical Specifications
Rated power | 20 W |
Maximum power | 30 W |
Nominal impedance Z | 8 Ohm |
Frequency response | 100-13000 Hz |
Mean sound pressure level | 90 dB (1W/1m) |
Opening angle (-6 dB) | 92°/4000 Hz |
Excursion limit | ± 1.5 mm |
Resonance frequency fs | 165 Hz |
Magnetic induction | 0.95 T |
Magnetic flux | 135 uWb |
Height of front pole-plate | 3 mm |
Voice coil diameter | 15 mm |
Height of winding | 4 mm |
Cutout diameter | 93 mm |
Net weight | 0.24 kg |
DC resistance Rdc | 7.4 Ohm |
Mechanical Q factor Qms | 5.3 |
Electrical Q factor Qes | 2.63 |
Total Q factor Qts | 1.76 |
Equivalent volume Vas | 2.3 litres |
Effective piston area Sd | 56 cm2 |
Dynamically moved mass Mms | 2.2 grams |
Force factor Bxl | 2.4 Tm |
Inductance of the voice coil L | 0.5 mH |
Connections | 6.3 x 0.8 mm (+) 4.8 x 0.8 mm (-) |
Temperature range | -40 ... 70 °C |
Protective system | IP64 *) |

